{"product_id":"mrcool-diy-5th-gen-mini-split-4-zone-36-000-btu-mini-split-condenser-230v-with-18k-12k-9k-6k-wall-mount-air-handler-diy5-4z-36hp-18k12k9k6k","title":"MRCOOL DIY 5th Gen Mini Split - 4-Zone 36,000 BTU Ductless Air Conditioner and Heat Pump Condenser with 18K + 12K + 9K + 6K Wall Mount Air Handlers - DIY5-4Z-36HP-18K12K9K6K","description":"\u003ch2\u003eMRCOOL DIY 5th Gen Mini Split - 4-Zone 36,000 BTU Ductless Air Conditioner and Heat Pump Condenser with 18K + 12K + 9K + 6K Wall Mount Air Handlers - DIY5-4Z-36HP-18K12K9K6K\u003c\/h2\u003e\n\u003cp\u003eTake control of your home’s comfort with the MRCOOL 5th Gen DIY Multi-Zone Mini Split System — the ultimate solution for efficient, customizable, and\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003etrue DIY-friendly\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eheating and cooling.\u003c\/p\u003e\n\u003cp\u003eThis powerful\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e36K BTU 4-Zone\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003esystem includes\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eone\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e18K, one 12K, one 9K\u003cspan\u003e \u003c\/span\u003e\u003c\/strong\u003eand\u003cstrong\u003e\u003cspan\u003e \u003c\/span\u003eone 6K\u003cspan\u003e \u003c\/span\u003e\u003c\/strong\u003ewall mounted air handlers.\u003c\/p\u003e\n\u003ch5\u003eFeatures\u003c\/h5\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eCustomize mini-split system:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003echoose the perfect line set length for each zone just above the “Add to Cart” button.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUltra-Efficient Cooling \u0026amp; Heating:\u003cspan\u003e \u003c\/span\u003e\u003c\/strong\u003eEnjoy up to\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e23\u003cspan\u003e \u003c\/span\u003e\u003c\/strong\u003eand\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e9.9 HSPF2-4\u003cspan\u003e \u003c\/span\u003e\u003c\/strong\u003efor energy-efficient year-round comfort.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDIY-Friendly QuickConnect Installation:\u003cspan\u003e \u003c\/span\u003e\u003c\/strong\u003eNo vacuuming or professional tools needed — pre-charged line sets make setup fast and simple.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSmart Voice \u0026amp; App Control:\u003cspan\u003e \u003c\/span\u003e\u003c\/strong\u003eFull control via SmartHVAC app, Alexa, Google Assistant, or included wireless remote.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEco-Conscious Refrigerant:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eUses R-454B refrigerant with a low environmental impact.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch5\u003eWhat our Experts Think\u003c\/h5\u003e\n\u003cul\u003e\n\u003cli data-end=\"266\" data-start=\"117\"\u003e\n\u003cp data-end=\"266\" data-start=\"119\"\u003e\u003cstrong data-end=\"146\" data-start=\"119\"\u003ePowerful 4-Zone System:\u003c\/strong\u003e 36,000 BTU condenser with 18K + 12K + 9K + 6K air handlers delivers efficient heating and cooling for multiple rooms.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"384\" data-start=\"267\"\u003e\n\u003cp data-end=\"384\" data-start=\"269\"\u003e\u003cstrong data-end=\"296\" data-start=\"269\"\u003eCustom Comfort Control:\u003c\/strong\u003e Each zone operates independently, letting you fine-tune temperatures for every space.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"488\" data-start=\"385\"\u003e\n\u003cp data-end=\"488\" data-start=\"387\"\u003e\u003cstrong data-end=\"417\" data-start=\"387\"\u003eDIY-Friendly Installation:\u003c\/strong\u003e Designed for homeowners to install easily without professional help.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"591\" data-start=\"489\"\u003e\n\u003cp data-end=\"591\" data-start=\"491\"\u003e\u003cstrong data-end=\"520\" data-start=\"491\"\u003eQuiet \u0026amp; Energy-Efficient:\u003c\/strong\u003e Inverter technology ensures silent performance and lower energy use.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"692\" data-start=\"592\"\u003e\n\u003cp data-end=\"692\" data-start=\"594\"\u003e\u003cstrong data-end=\"617\" data-start=\"594\"\u003eSmart Connectivity:\u003c\/strong\u003e Works with mobile apps for remote operation, scheduling, and monitoring.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"800\" data-start=\"693\"\u003e\n\u003cp data-end=\"800\" data-start=\"695\"\u003e\u003cstrong data-end=\"718\" data-start=\"695\"\u003eDurable \u0026amp; Reliable:\u003c\/strong\u003e Corrosion-resistant condenser ensures long-lasting performance in all climates\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch5\u003eQ\u0026amp;A\u003c\/h5\u003e\n\u003cp data-end=\"478\" data-start=\"228\"\u003e\u003cstrong data-end=\"293\" data-start=\"228\"\u003eQ: What type of system is the MRCOOL DIY5-4Z-36HP-18K12K9K6K?\u003c\/strong\u003e\u003cbr data-end=\"296\" data-start=\"293\"\u003eA: It’s a 4-zone ductless mini split air conditioner and heat pump from MRCOOL’s 5th Generation DIY Series, designed for energy-efficient heating and cooling across multiple rooms.\u003c\/p\u003e\n\u003cp data-end=\"717\" data-start=\"480\"\u003e\u003cstrong data-end=\"541\" data-start=\"480\"\u003eQ: What indoor air handlers come with this configuration?\u003c\/strong\u003e\u003cbr data-end=\"544\" data-start=\"541\"\u003eA: This system includes one 18,000 BTU, one 12,000 BTU, one 9,000 BTU, and one 6,000 BTU wall-mounted air handler, ideal for efficiently conditioning four separate spaces.\u003c\/p\u003e\n\u003cp data-end=\"927\" data-start=\"719\"\u003e\u003cstrong data-end=\"761\" data-start=\"719\"\u003eQ: Is installation truly DIY-friendly?\u003c\/strong\u003e\u003cbr data-end=\"764\" data-start=\"761\"\u003eA: Yes. The MRCOOL DIY system uses pre-charged Quick Connect line sets that allow homeowners to install the unit without special HVAC tools or professional help.\u003c\/p\u003e\n\u003cp data-end=\"1127\" data-start=\"929\"\u003e\u003cstrong data-end=\"978\" data-start=\"929\"\u003eQ: Does it work for both heating and cooling?\u003c\/strong\u003e\u003cbr data-end=\"981\" data-start=\"978\"\u003eA: Absolutely. The system operates as both an air conditioner and a heat pump, providing year-round climate control even in colder temperatures.\u003c\/p\u003e\n\u003cp data-end=\"1356\" data-start=\"1129\"\u003e\u003cstrong data-end=\"1175\" data-start=\"1129\"\u003eQ: Can each zone be controlled separately?\u003c\/strong\u003e\u003cbr data-end=\"1178\" data-start=\"1175\"\u003eA: Yes. Each air handler operates independently with its own remote and smart control options via the MRCOOL SmartHVAC app, as well as Alexa and Google Assistant compatibility.\u003c\/p\u003e\n\u003cp data-end=\"1585\" data-start=\"1358\"\u003e\u003cstrong data-end=\"1404\" data-start=\"1358\"\u003eQ: What makes the 5th Gen model different?\u003c\/strong\u003e\u003cbr data-end=\"1407\" data-start=\"1404\"\u003eA: The 5th Gen MRCOOL DIY features upgraded efficiency, quieter operation, advanced refrigerant technology, and improved Wi-Fi connectivity for a more user-friendly experience.\u003c\/p\u003e\n\u003ch5\u003eMaintenance Tips\u003c\/h5\u003e\n\u003cul\u003e\n\u003cli data-end=\"250\" data-start=\"103\"\u003e\n\u003cp data-end=\"250\" data-start=\"106\"\u003e\u003cstrong data-end=\"135\" data-start=\"106\"\u003eClean air filters monthly\u003c\/strong\u003e — Rinse each indoor air handler’s filter with lukewarm water and let it dry completely to ensure steady airflow.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"341\" data-start=\"251\"\u003e\n\u003cp data-end=\"341\" data-start=\"254\"\u003e\u003cstrong data-end=\"285\" data-start=\"254\"\u003eDust indoor units regularly\u003c\/strong\u003e using a soft cloth to keep vents clear and efficient.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"442\" data-start=\"342\"\u003e\n\u003cp data-end=\"442\" data-start=\"345\"\u003e\u003cstrong data-end=\"380\" data-start=\"345\"\u003eInspect outdoor condenser coils\u003c\/strong\u003e every 3–6 months and remove dirt, leaves, or debris gently.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"548\" data-start=\"443\"\u003e\n\u003cp data-end=\"548\" data-start=\"446\"\u003e\u003cstrong data-end=\"481\" data-start=\"446\"\u003eMaintain 24 inches of clearance\u003c\/strong\u003e around the condenser for optimal airflow and cooling efficiency.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"660\" data-start=\"549\"\u003e\n\u003cp data-end=\"660\" data-start=\"552\"\u003e\u003cstrong data-end=\"584\" data-start=\"552\"\u003eFlush condensate drain lines\u003c\/strong\u003e every few months with a mild vinegar solution to prevent clogs and odors.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"767\" data-start=\"661\"\u003e\n\u003cp data-end=\"767\" data-start=\"664\"\u003e\u003cstrong data-end=\"701\" data-start=\"664\"\u003eCheck refrigerant line insulation\u003c\/strong\u003e annually for cracks or sun damage to ensure proper performance.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"867\" data-start=\"768\"\u003e\n\u003cp data-end=\"867\" data-start=\"771\"\u003e\u003cstrong data-end=\"811\" data-start=\"771\"\u003eUse “Fan Only” or self-cleaning mode\u003c\/strong\u003e after heavy use to dry coils and prevent mold growth.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"972\" data-start=\"868\"\u003e\n\u003cp data-end=\"972\" data-start=\"871\"\u003e\u003cstrong data-end=\"899\" data-start=\"871\"\u003eMonitor system operation\u003c\/strong\u003e through the MRCOOL SmartHVAC app for real-time performance and alerts.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1062\" data-start=\"973\"\u003e\n\u003cp data-end=\"1062\" data-start=\"976\"\u003e\u003cstrong data-end=\"1015\" data-start=\"976\"\u003eDistribute cooling across all zones\u003c\/strong\u003e to prevent overworking the 18K or 12K units.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1182\" data-start=\"1063\"\u003e\n\u003cp data-end=\"1182\" data-start=\"1067\"\u003e\u003cstrong data-end=\"1109\" data-start=\"1067\"\u003eSchedule annual professional servicing\u003c\/strong\u003e to inspect refrigerant pressure, wiring, and overall system condition.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"MRCOOL","offers":[{"title":"Default Title","offer_id":45477247189183,"sku":"DIY5-4Z-36HP-18K12K9K6K","price":3864.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0683\/5703\/0079\/files\/MRCOOL_5th_Gen_DIY_-_4-Zone_-_18K-27K-36K_-_Home_Outlet_Direct_008303eb-bb87-40e6-833b-3a11837e4c4e.webp?v=1775713171","url":"https:\/\/www.mybackyardzone.com\/products\/mrcool-diy-5th-gen-mini-split-4-zone-36-000-btu-mini-split-condenser-230v-with-18k-12k-9k-6k-wall-mount-air-handler-diy5-4z-36hp-18k12k9k6k","provider":"Your Outdoor Setup Starts Here","version":"1.0","type":"link"}